Table 2.

90-10% fall time

	n	90-10 time (sec)
WT	10	0.28 ± 0.03
H33A	6	0.46 ± 0.05
Q37A	5	0.06 ± 0.01^*
I40A	6	1.57 ± 0.15^*
L41A	6	0.07 ± 0.01^*
Y43A	9	2.68 ± 0.13^*
F44A	5	2.13 ± 0.24^*
I50A	9	0.11 ± 0.02^*
I328A	5	0.85 ± 0.19^*
P329A	7	2.71 ± 0.15^*
N333A	6	1.44 ± 0.19^*
L338A	5	0.06 ± 0.00^*
T339A	7	1.05 ± 0.09^*
S340A	5	0.04 ± 0.00^*
G342A	5	0.04 ± 0.00^*
V343A	5	5.06 ± 0.16^*
G344A	6	0.09 ± 0.02^*
S345A	5	0.15 ± 0.04^*

All drugs were applied at concentrations equal to the EC₅₀ value of the receptor under investigation.
↵* p<0.01 for log(90 - 10 time).